Is CVE-2020-8196 in the CISA KEV catalog?

Yes. CVE-2020-8196 is on the CISA Known Exploited Vulnerabilities list, added 2021-11-03.

What is the CVSS severity of CVE-2020-8196?

CVE-2020-8196 has a CVSS v3 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2020-8196?

CVE-2020-8196 has an EPSS score of 26.33% (98th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-8196?

Upgrade application delivery controller firmware to 13.0-58.30 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2020-8196

MEDIUMCISA KEVEPSS 98th pctl

4.3

CVSS v3

NVD

Description

Improper access control in Citrix ADC and Citrix Gateway versions before 13.0-58.30, 12.1-57.18, 12.0-63.21, 11.1-64.14 and 10.5-70.18 and Citrix SDWAN WAN-OP versions before 11.1.1a, 11.0.3d and 10.2.7 resulting in limited information disclosure to low privileged users.

CWE-284Improper Access Control CWE-287Improper Authentication

How to fix

Remediation Available

application delivery controller firmwareNVD

Affected:>= 13.0, < 13.0-58.30Fixed in:13.0-58.30CVE-2020-8196derived from NVD

gateway firmwareNVD

Affected:>= 13.0, < 13.0-58.30Fixed in:13.0-58.30CVE-2020-8196derived from NVD

netscaler gateway firmwareNVD

Affected:>= 12.1, < 12.1-57.18Fixed in:12.1-57.18CVE-2020-8196derived from NVD

sd-wan wanopNVD

Affected:>= 11.1, < 11.1.1aFixed in:11.1.1aCVE-2020-8196derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Exploit Intelligence

26.33%probability of exploitation in 30 days

98thpercentile

Very high risk: more likely to be exploited than 98% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Citrix ADC, Gateway, and SD-WAN WANOP Appliance Information Disclosure Vulnerability

Citrix ADC, Citrix Gateway, and multiple Citrix SD-WAN WANOP appliance models contain an information disclosure vulnerability.

Apply updates per vendor instructions.

Remediation due: 2022-05-03

References

Vendor Advisory1

support.citrix.com

Third-Party Advisory1

packetstormsecurity.com

Government Resource1

cisa.gov

Related Vulnerabilities

Other CWE-284 (Improper Access Control) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-27350	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2019-1653	High	7.5	100%	KEV	-
CVE-2023-23752	Medium	5.3	100%	KEV	Fix
CVE-2023-38205	High	7.5	100%	KEV	-
CVE-2023-29298	High	7.5	100%	KEV	-
CVE-2024-27348	Critical	9.8	99%	KEV	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-30.